Ham radio Communication


Posted on Dec 28, 2012

Its a very easy interface to build an requires only a few £/$ worth of components. A you can see by the picture on the right, there`s not much to it. To be honest, the pictur is misleading. This hamcomm interface has an added `extra` facility. The original hamcom interface was RX (receive) only. This one has a TX (transmit) bit added on so that th user can send also.


Ham radio Communication
Click here to download the full size of the above Circuit.

So what can you do with it? Pretty muc anything really. Its most commonly used for the reception of data modes like RTTY an AmTOR but can be found on simple Fax systems and of course SSTV systems. I have even see it used to decode 1200bd packet radio. Its




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    LC meter 16x1 LCD Display
    Square-wave-pulse-extractor
    Inverter/Charger relay
    PS2 mouse and BASIC Stamp computer
    TV Transmitter Audio and video IC LM1889
    white light led driver with
    Moving Sensor / Detector Schematic Diagram using IC NE555 and Phototransistor L14F
    Laser Pointer Remote Control Circuit
    DIRECTION FINDING SYSTEM
    Battery status indicator circuit diagram



    Top